#3158B0#3158B0

#3158B0 is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.2% C 0.147 H 263.8°. Best body text is #FFFFFF at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#3158B0
RGB	rgb(49, 88, 176)
HSL	hsl(222, 56%, 44%)
HSV	hsv(222, 72%, 69%)
CMYK	cmyk(72.2%, 50%, 0%, 31%)
CIE-LAB	lab(39.18, 17.02, -51.00)
CIE-LCH	lch(39.18, 53.76, 288.46°)
OKLab	oklab(48.16% -0.016 -0.1465)
OKLCH	oklch(48.16% 0.147 263.8)
XYZ	xyz(12.5900, 10.7657, 42.4803)
Luminance	0.1077 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3158B0 #B08931

analogous

#3198B0 #3158B0 #4A31B0

triadic

#3158B0 #B03158 #58B031

tetradic

#3158B0 #B03198 #B08931 #31B04A

square

#3158B0 #B03198 #B08931 #31B04A

split-complementary

#3158B0 #B04A31 #98B031

monochromatic

#162850 #244080 #3158B0 #5077CE #809CDC

Accessibility & contrast

On white

6.66

#3158B0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#3158B0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3158B0

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3158B0	#FFFFFF	#000000	##FFFFFF
##3158B0	1.00	6.66	3.15	6.66
#FFFFFF	6.66	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2562B3

Deuteranopia (green-blind)

#0057AE

Tritanopia (blue-blind)

#006D7B

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3158b0;
/* rgb */ color: rgb(49, 88, 176);
/* oklch */ color: oklch(48.2% 0.147 263.8);

Tailwind

colors: {
  custom: {
    50: '#7986c8',
    500: '#3158b0',
    950: '#000000',
  },
}

SCSS

$custom: #3158b0;
$custom-light: #7986c8;
$custom-dark: #000000;

JSON

{
  "hex": "#3158b0",
  "rgb": {
    "r": 49,
    "g": 88,
    "b": 176
  },
  "hsl": {
    "h": 221.575,
    "s": 56.444,
    "l": 44.118
  },
  "oklch": {
    "l": 0.48161,
    "c": 0.14733,
    "h": 263.8
  },
  "luminance": 0.10767
}

Semantic roles & 50–950 ramp

primary

#3158B0

secondary

#C5AD78

accent

#B148E0

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #3158B0

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →